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Finding the Fourth Proportional to 701,903.42, 968,626.71 and 379,613.51

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Solution

The fourth proportional to 701,903.42, 968,626.71 and 379,613.51 is: 523,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,903.42 : 968,626.71 = 379,613.51 : x
  2. Step 2: Convert to fraction form
    701,903.42/968,626.71 = 379,613.51/x
  3. Step 3: Cross multiply
    701,903.42x = 968,626.71 × 379,613.51
  4. Step 4: Simplify right side
    701,903.42x = 367,703,785,262.85
  5. Step 5: Solve for x
    x = 367,703,785,262.85/701,903.42
  6. Step 6: Final answer
    x = 523,866.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.